皮皮学，免费搜题
登录
搜题
【多选题】
下列分子中参与内源性抗原提呈的有（）。A.
MHC分子
B.
CLIP
C.
TAP
D.
PSMB
E.
Ii
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【简答题】特种作业操作证每2年复审一次。()
【单选题】无论是臂内倒位还是臂间倒位，杂合子在形成配子时，一旦在环内发生交换就无法得到正常的配子，因此，倒位的一个重要的遗传学效应就是可以抑制或大大地降低倒位环内基因的________?
A.
重组
B.
突变
C.
联会
D.
移动
【简答题】I don't like western food because I think it is ____ .(taste)
【单选题】In one of our textbook readings, a student tells a story of when a foreign teacher asked him a question and his answer was, "Sorry, I don't know." Why did the foreign teacher not like that answer?
A.
Because the answer was incorrect and the teacher wanted the correct answer.
B.
Because the student actually knew the correct answer but didn't want to share which caused the teacher to get angry.
C.
Because western teachers focus on the learning process and would rather have a student say a wrong answer than say they don't know.
D.
All of the above
【单选题】无论是臂内倒位还是臂间倒位,杂合子在形成配子时,一旦在环内发生交换就无法得到正常的配子,因此,倒位的一个重要的遗传学效应就是可以抑制或大大地降低倒位环内基因的?
A.
突变
B.
联会
C.
重组
D.
移动
【多选题】导游人员带领旅游团开展旅游活动应遵循的原则有()。
A.
合理安排的原则
B.
集体活动与个人自由活动相结合的原则
C.
引导与调控相结合的原则
D.
生活服务与心理服务相结合的原则
E.
确保旅游行程计划顺利实施的原则
相关题目：
参考解析：
知识点：
题目纠错 0
发布
